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M-B03.15-51 — DISK,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

M-B03.15-51: DISK,VALVE.

The DISK,VALVE is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING, temp_rating: 800.0 FAHRENHEIT NOMINAL DEGF, pressure_rating: 3750.0 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS, style_designator: PLUG, end_item_identification: 4820-01-224-6205. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-232-7937, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
M-B03.15-51
NSN: 4820-01-232-7937
FSC: 4820 — Valves, Nonpowered
CAGE: 61661 — NEWMANS INC NEW JERSEY DIV (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING
temp_rating800.0 FAHRENHEIT NOMINAL DEGF
pressure_rating3750.0 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS
style_designatorPLUG
end_item_identification4820-01-224-6205
NSN4820-01-232-7937
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: M-B03.15-51 · OEM ⚠ VERIFY BEFORE ORDERING Gate valves = FULL OPEN or FULL CLOSE only — never throttle. Partial opening causes seat erosion and vibration. ✓ BROKER TIP Rising stem shows valve position visually — easier maintenance. Non-rising stem saves headroom. PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
PRESSURE RATING: 3750.0 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS
•
TEMP RATING: 800.0 FAHRENHEIT NOMINAL DEGF
•
STYLE DESIGNATOR: PLUG
•
MATERIAL: STEEL CORROSION RESISTING
TECHNICAL CHARACTERISTICS
PRESSURE RATING3750.0 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS
TEMP RATING800.0 FAHRENHEIT NOMINAL DEGF
STYLE DESIGNATORPLUG
END ITEM IDENTIFICATION4820-01-224-6205
MATERIALSTEEL CORROSION RESISTING
OTHER ITEMS IN FSC 4820 — Valves, Nonpowered
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4820-00-000-0097 4820-00-001-0010 4820-00-001-0020 4820-00-001-0021 4820-00-001-0032 4820-00-001-0037 4820-00-001-0042 4820-00-001-1230
SUBSTITUTES & CROSS-REFERENCES 3
MC-027-D ITEM 51Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
M-B05.15-51Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
M-B 04.15-51Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Semi-active item — no replacement plannedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is M-B03.15-51?
M-B03.15-51 is a DISK,VALVE.
What parts can replace M-B03.15-51?
There are 3 known substitutes for M-B03.15-51: MC-027-D ITEM 51, M-B05.15-51, M-B 04.15-51. Substitute compatibility should be verified for your specific system.
What is the NSN for M-B03.15-51?
M-B03.15-51 is cataloged in the U.S. Government catalog under NSN 4820-01-232-7937. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.